body *,
page view {
  box-sizing: border-box;
  flex-shrink: 0;
  user-select: none;
  font-family: Roboto-Medium, 'Microsoft YaHei', serif;
}

body {
  font-family: OPPOSans, Roboto, Helvetica Neue, Helvetica, Tahoma, Arial, PingFang SC-Light, Microsoft YaHei, serif;
  margin: 0;
  overflow: hidden;
}

button {
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  outline: none;
  background-color: transparent;
}

.flex {
  display: flex;
}

.flex-1 {
  flex: 1 1 0%;
}

.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.justify-center {
  justify-content: center;
}

.items-center {
  align-items: center;
}

